Traditional Chinese medicine composition for removing moisture and relieving itching and preparation method and application of traditional Chinese medicine composition
The technology of a composition and a traditional Chinese medicine is applied in the field of dehumidification and itching-relieving plant composition and its preparation field, which can solve the problems of many adverse reactions, high recurrence rate, inability to improve the condition of patients, etc. Effects of allergic skin reactions
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Embodiment 1
[0037] a. Take 500g of ginseng, 500g of Ganoderma lucidum, and 1000g of Ophiopogon japonicus, add 5.0L of distilled water, cook in a boiling water bath for 2 hours, extract the water, then add 5L of water and continue boiling for 2 hours, combine the two water extracts, concentrate under reduced pressure, and evaporate 2 / 3 water, and the concentrated extract was freeze-dried at -80°C to obtain freeze-dried powder.
[0038] b. Take 1000g of Scutellaria baicalensis, 1500g of ginkgo leaves and 500g of licorice, add 10L volume fraction of 95% ethanol aqueous solution at room temperature and extract 3 times at room temperature, each time for 24h, combine the three extracts, filter and concentrate under reduced pressure at 60°C, steam In addition to ethanol, the concentrated extract was freeze-dried at -80°C to obtain freeze-dried powder.
[0039] c. Soak 250 g of white tea in warm water at 80°C for 2 hours, collect the leachate, filter and evaporate 2 / 3 of the water at 60°C under r...
Embodiment 2
[0042] The basic formula of the cream that has antipruritic dehumidification protective effect of the present invention is as follows:
[0043]
[0044] The cream with antipruritic, dehumidifying and protective effects prepared by the present invention has milky yellow paste in appearance, between Ph5.6-6.5, heat-resistant at 48°C for 30 days, cold-resistant at -5-15°C for 30 days, and is normal after returning to room temperature .
Embodiment 3
[0046] Prove the effect of the medicine of the present invention by pharmacodynamic experiment below.
[0047] The antipruritic and antiallergic effects of the present invention are verified from animal experiments.
[0048] 1. Local itching reaction experiment in guinea pigs induced by histamine
[0049] Take 40 white guinea pigs, ♀ Half and half, divided into 4 groups at random, i.e. blank control group (distilled water), cream base group, cream group (containing 2% extract, i.e. the cream with antipruritic, dehumidifying and protective effect of embodiment 2), positive control group (diphenhydramine cream), 10 rats in each group. The day before the experiment, the dorsal hair of the right hind foot of each guinea pig was cut off, and shaved with an electric shaver, with an area of about 1 cm×0.5 cm. After 24 hours, the corresponding test drug was administered transdermally, and the blank group was not administered, 1 time / d, for 5 consecutive days. 60 minutes after t...
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